/Engine/Plugins/Experimental/SlateScreenReader/Source/SlateScreenReader/Public/SlateScreenReaderEngineSubsystem.h
Deactivates the screen reader and disables all announcement and text to speech services making them do nothing. If the passed in user Id does not correspond to a registered screen reader user, nothing will happen.FScreenReaderReply::Handled()if the screen reader user is successfully deactivated. ElseFScreenReaderReply::Unhandled()is returned.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="SlateScreenReader") [FScreenReaderReply](API\Plugins\ScreenReader\GenericPlatform\FScreenReaderReply) DeactivateUser ( UPARAM(DisplayName="Screen Reader User Id") int32 InUserId )